Extra-curricular participation in sports and socio-demographic factors in Spanish adolescents: the AVENA study |
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| Authors: | Gracia-Marco Luis Tomas Concepcion Vicente-Rodriguez German Jimenez-Pavon David Rey-Lopez Juan P Ortega Francisco B Lanza-Saiz Ricardo Moreno Luis A |
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| Affiliation: | GENUD (Growth, Exercise, Nutrition and Development) Research Group, University of Zaragoza, Zaragoza, Spain. lgracia@unizar.es |
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| Abstract: | The aims of this study were to identify differences between the sexes in extra-curricular participation in sports and to determine its association with body fat and socio-demographic factors in Spanish adolescents. A total of 2165 adolescents (1124 males and 1041 females) aged 13.0-18.5 years from the AVENA Study participated. Participants filled in an ad hoc questionnaire for extra-curricular participation in sports, which was the dependent variable. Independent variables were: age, percent body fat, and father's and mother's educational level and occupation. Chi-square tests and logistic regression were applied. Bivariate analysis showed for male adolescents that age and father's occupation were related to extra-curricular participation in sports. In addition, body fat and mother's education and occupation (all P?
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